Home / 2,663,082.29-3,994,652.60-769,840.13

Finding the Fourth Proportional to 2,663,082.29, 3,994,652.60 and 769,840.13

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Solution

The fourth proportional to 2,663,082.29, 3,994,652.60 and 769,840.13 is: 1,154,768.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663,082.29 : 3,994,652.60 = 769,840.13 : x
  2. Step 2: Convert to fraction form
    2,663,082.29/3,994,652.60 = 769,840.13/x
  3. Step 3: Cross multiply
    2,663,082.29x = 3,994,652.60 × 769,840.13
  4. Step 4: Simplify right side
    2,663,082.29x = 3,075,243,853,066.37
  5. Step 5: Solve for x
    x = 3,075,243,853,066.37/2,663,082.29
  6. Step 6: Final answer
    x = 1,154,768.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.